[INFO] cloning repository https://github.com/ckauhaus/esera-mqtt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ckauhaus/esera-mqtt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fckauhaus%2Fesera-mqtt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fckauhaus%2Fesera-mqtt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52dcba7cfd26808222bce830b169086102b09251
[INFO] checking ckauhaus/esera-mqtt against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fckauhaus%2Fesera-mqtt" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ckauhaus/esera-mqtt
[INFO] finished tweaking git repo https://github.com/ckauhaus/esera-mqtt
[INFO] tweaked toml for git repo https://github.com/ckauhaus/esera-mqtt written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ckauhaus/esera-mqtt on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ckauhaus/esera-mqtt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58d895c1ff1dea70923d1f460dc7294b4aa848fbd96ca611c16526270dd5800a
[INFO] running `Command { std: "docker" "start" "-a" "58d895c1ff1dea70923d1f460dc7294b4aa848fbd96ca611c16526270dd5800a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58d895c1ff1dea70923d1f460dc7294b4aa848fbd96ca611c16526270dd5800a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58d895c1ff1dea70923d1f460dc7294b4aa848fbd96ca611c16526270dd5800a", kill_on_drop: false }`
[INFO] [stdout] 58d895c1ff1dea70923d1f460dc7294b4aa848fbd96ca611c16526270dd5800a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8cf62fa26b637fe356788db45d47e8a6ce9f622c8b5ce497d6ea30a6ca2fc91
[INFO] running `Command { std: "docker" "start" "-a" "f8cf62fa26b637fe356788db45d47e8a6ce9f622c8b5ce497d6ea30a6ca2fc91", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
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[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling version_check v0.9.5
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[INFO] [stderr]    Compiling serde_json v1.0.143
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[INFO] [stderr]    Compiling getrandom v0.3.3
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[INFO] [stderr]     Checking term v1.1.0
[INFO] [stderr]    Compiling rustix v1.0.8
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[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking crossbeam v0.8.4
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[INFO] [stderr]     Checking slog-stdlog v4.1.1
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking strum v0.22.0
[INFO] [stderr]     Checking rustc-demangle v0.1.26
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking bitflags v2.9.2
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking assert_matches v1.5.0
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking slog-term v2.9.2
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]     Checking tempfile v3.21.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling enum_dispatch v0.3.13
[INFO] [stderr]     Checking backtrace v0.3.75
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling strum_macros v0.22.0
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking rexpect v0.4.0
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking rumqttc v0.10.0
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking esera-mqtt v0.5.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/climate.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | use slog::{debug, error, info, o, Logger};
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/climate.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | use slog::{debug, error, info, o, Logger};
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/bin/esera-bridge.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | /     /// Host name or IP address of a ESERA controller
[INFO] [stdout] 28 | |     ///
[INFO] [stdout] 29 | |     /// Can optionally contain a port number separated with ":". If no port number is given, the
[INFO] [stdout] 30 | |     /// default port number applies.
[INFO] [stdout] 31 | |     #[structopt(value_name = "HOST|IP[:PORT]")]
[INFO] [stdout] 32 | |     controller: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/bin/esera-bridge.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | /     /// MQTT broker address
[INFO] [stdout] 37 | |     #[structopt(short = "H", long, default_value = "localhost", env = "MQTT_HOST")]
[INFO] [stdout] 38 | |     mqtt_host: String,
[INFO] [stdout]    | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/bin/esera-bridge.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | /     /// MQTT credentials (username:password)
[INFO] [stdout] 40 | |     #[structopt(short = "C", long, default_value = "", env = "MQTT_CRED")]
[INFO] [stdout] 41 | |     mqtt_cred: String,
[INFO] [stdout]    | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/bin/esera-bridge.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | /     /// Host name or IP address of a ESERA controller
[INFO] [stdout] 28 | |     ///
[INFO] [stdout] 29 | |     /// Can optionally contain a port number separated with ":". If no port number is given, the
[INFO] [stdout] 30 | |     /// default port number applies.
[INFO] [stdout] 31 | |     #[structopt(value_name = "HOST|IP[:PORT]")]
[INFO] [stdout] 32 | |     controller: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/bin/esera-bridge.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | /     /// MQTT broker address
[INFO] [stdout] 37 | |     #[structopt(short = "H", long, default_value = "localhost", env = "MQTT_HOST")]
[INFO] [stdout] 38 | |     mqtt_host: String,
[INFO] [stdout]    | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/bin/esera-bridge.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | /     /// MQTT credentials (username:password)
[INFO] [stdout] 40 | |     #[structopt(short = "C", long, default_value = "", env = "MQTT_CRED")]
[INFO] [stdout] 41 | |     mqtt_cred: String,
[INFO] [stdout]    | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `esera-mqtt` (bin "esera-bridge") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `esera-mqtt` (bin "esera-bridge" test) due to 3 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bin/climate.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | /     /// MQTT broker address
[INFO] [stdout] 16 | |     #[structopt(short = "H", long, default_value = "localhost", env = "MQTT_HOST")]
[INFO] [stdout] 17 | |     mqtt_host: String,
[INFO] [stdout]    | |_____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bin/climate.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | /     /// MQTT credentials (username:password)
[INFO] [stdout] 19 | |     #[structopt(short = "C", long, default_value = "", env = "MQTT_CRED")]
[INFO] [stdout] 20 | |     mqtt_cred: String,
[INFO] [stdout]    | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bin/climate.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     #[structopt(value_name = "PATH")]
[INFO] [stdout] 22 | |     config: String,
[INFO] [stdout]    | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `esera-mqtt` (bin "climate") due to 3 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bin/climate.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | /     /// MQTT broker address
[INFO] [stdout] 16 | |     #[structopt(short = "H", long, default_value = "localhost", env = "MQTT_HOST")]
[INFO] [stdout] 17 | |     mqtt_host: String,
[INFO] [stdout]    | |_____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bin/climate.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | /     /// MQTT credentials (username:password)
[INFO] [stdout] 19 | |     #[structopt(short = "C", long, default_value = "", env = "MQTT_CRED")]
[INFO] [stdout] 20 | |     mqtt_cred: String,
[INFO] [stdout]    | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bin/climate.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     #[structopt(value_name = "PATH")]
[INFO] [stdout] 22 | |     config: String,
[INFO] [stdout]    | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `esera-mqtt` (bin "climate" test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "f8cf62fa26b637fe356788db45d47e8a6ce9f622c8b5ce497d6ea30a6ca2fc91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8cf62fa26b637fe356788db45d47e8a6ce9f622c8b5ce497d6ea30a6ca2fc91", kill_on_drop: false }`
[INFO] [stdout] f8cf62fa26b637fe356788db45d47e8a6ce9f622c8b5ce497d6ea30a6ca2fc91